package com;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

public class Test {
    public static void main(String[] args) {
        Map<String,String> map=new HashMap<String, String>();
          map.put("张无忌","赵敏");
        map.put("郭靖","黄蓉");
        map.put("杨过","小龙女");

        Set<String> keyset = map.keySet();
        for (String s : keyset) {
            String s1 = map.get(s);
            System.out.println(s+s1);
        }

    }
}
